If you learned how to drive in the US, there’s a good probability you suffered through Red Asphalt -the famously gory driver’s ed movie the California Highway Patrol has been making and remaking since the 60s. Now the time-honored tradition of scaring teenagers into staying sober behind the wheel with grotesque pictures has taken on a brand new dimension: virtual reality. Diageo, the British liquor firm that owns Johnnie Walker, Baileys, and Guinness, has tapped VR tech to convey the dangers of drunk driving with an additional dose of drama.…